Home / 933,233.10-1,398,812.85-512,810.70

Finding the Fourth Proportional to 933,233.10, 1,398,812.85 and 512,810.70

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Solution

The fourth proportional to 933,233.10, 1,398,812.85 and 512,810.70 is: 768,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,233.10 : 1,398,812.85 = 512,810.70 : x
  2. Step 2: Convert to fraction form
    933,233.10/1,398,812.85 = 512,810.70/x
  3. Step 3: Cross multiply
    933,233.10x = 1,398,812.85 × 512,810.70
  4. Step 4: Simplify right side
    933,233.10x = 717,326,196,777.50
  5. Step 5: Solve for x
    x = 717,326,196,777.50/933,233.10
  6. Step 6: Final answer
    x = 768,646.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.